On 27 May 2013 21:58, Reid Linnemann wrote: > from SH(1) > > "Note that unlike some other shells, sh executes each process in a pipe- > line with more than one command in a subshell environment and as a > child > of the sh process." > > I'm taking this to mean that redirecting to sh_f has sh_f execute in a > subshell in which global_scope_var changes, but the original shell's copy > is uncahnged. Curious. Which of the two behaviours is POSIXly correct?
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